| @@ -1,0 +1,1555 @@ | ||
| 1 | +<?php | |
| 2 | +/** | |
| 3 | + * @package VikBooking | |
| 4 | + * @subpackage com_vikbooking | |
| 5 | + * @author Alessio Gaggii - e4j - Extensionsforjoomla.com | |
| 6 | + * @copyright Copyright (C) 2018 e4j - Extensionsforjoomla.com. All rights reserved. | |
| 7 | + * @license GNU General Public License version 2 or later; see LICENSE | |
| 8 | + * @link https://vikwp.com | |
| 9 | + */ | |
| 10 | + | |
| 11 | +defined('ABSPATH') or die('No script kiddies please!'); | |
| 12 | + | |
| 13 | +class smtp_class | |
| 14 | +{ | |
| 15 | +/* | |
| 16 | +{metadocument} | |
| 17 | + <variable> | |
| 18 | + <name>user</name> | |
| 19 | + <type>STRING</type> | |
| 20 | + <value></value> | |
| 21 | + <documentation> | |
| 22 | + <purpose>Define the authorized user when sending messages to a SMTP | |
| 23 | + server.</purpose> | |
| 24 | + <usage>Set this variable to the user name when the SMTP server | |
| 25 | + requires authentication.</usage> | |
| 26 | + </documentation> | |
| 27 | + </variable> | |
| 28 | +{/metadocument} | |
| 29 | +*/ | |
| 30 | + var $user=""; | |
| 31 | + | |
| 32 | +/* | |
| 33 | +{metadocument} | |
| 34 | + <variable> | |
| 35 | + <name>realm</name> | |
| 36 | + <type>STRING</type> | |
| 37 | + <value></value> | |
| 38 | + <documentation> | |
| 39 | + <purpose>Define the authentication realm when sending messages to a | |
| 40 | + SMTP server.</purpose> | |
| 41 | + <usage>Set this variable when the SMTP server requires | |
| 42 | + authentication and if more than one authentication realm is | |
| 43 | + supported.</usage> | |
| 44 | + </documentation> | |
| 45 | + </variable> | |
| 46 | +{/metadocument} | |
| 47 | +*/ | |
| 48 | + var $realm=""; | |
| 49 | + | |
| 50 | +/* | |
| 51 | +{metadocument} | |
| 52 | + <variable> | |
| 53 | + <name>password</name> | |
| 54 | + <type>STRING</type> | |
| 55 | + <value></value> | |
| 56 | + <documentation> | |
| 57 | + <purpose>Define the authorized user password when sending messages | |
| 58 | + to a SMTP server.</purpose> | |
| 59 | + <usage>Set this variable to the user password when the SMTP server | |
| 60 | + requires authentication.</usage> | |
| 61 | + </documentation> | |
| 62 | + </variable> | |
| 63 | +{/metadocument} | |
| 64 | +*/ | |
| 65 | + var $password=""; | |
| 66 | + | |
| 67 | +/* | |
| 68 | +{metadocument} | |
| 69 | + <variable> | |
| 70 | + <name>workstation</name> | |
| 71 | + <type>STRING</type> | |
| 72 | + <value></value> | |
| 73 | + <documentation> | |
| 74 | + <purpose>Define the client workstation name when sending messages | |
| 75 | + to a SMTP server.</purpose> | |
| 76 | + <usage>Set this variable to the client workstation when the SMTP | |
| 77 | + server requires authentication identifiying the origin workstation | |
| 78 | + name.</usage> | |
| 79 | + </documentation> | |
| 80 | + </variable> | |
| 81 | +{/metadocument} | |
| 82 | +*/ | |
| 83 | + var $workstation=""; | |
| 84 | + | |
| 85 | +/* | |
| 86 | +{metadocument} | |
| 87 | + <variable> | |
| 88 | + <name>authentication_mechanism</name> | |
| 89 | + <type>STRING</type> | |
| 90 | + <value></value> | |
| 91 | + <documentation> | |
| 92 | + <purpose>Force the use of a specific authentication mechanism.</purpose> | |
| 93 | + <usage>Set it to an empty string to let the class determine the | |
| 94 | + authentication mechanism to use automatically based on the | |
| 95 | + supported mechanisms by the server and by the SASL client library | |
| 96 | + classes.<paragraphbreak /> | |
| 97 | + Set this variable to a specific mechanism name if you want to | |
| 98 | + override the automatic authentication mechanism selection.</usage> | |
| 99 | + </documentation> | |
| 100 | + </variable> | |
| 101 | +{/metadocument} | |
| 102 | +*/ | |
| 103 | + var $authentication_mechanism=""; | |
| 104 | + | |
| 105 | +/* | |
| 106 | +{metadocument} | |
| 107 | + <variable> | |
| 108 | + <name>host_name</name> | |
| 109 | + <type>STRING</type> | |
| 110 | + <value></value> | |
| 111 | + <documentation> | |
| 112 | + <purpose>Define the SMTP server host name.</purpose> | |
| 113 | + <usage>Set to the host name of the SMTP server to which you want to | |
| 114 | + relay the messages.</usage> | |
| 115 | + </documentation> | |
| 116 | + </variable> | |
| 117 | +{/metadocument} | |
| 118 | +*/ | |
| 119 | + var $host_name=""; | |
| 120 | + | |
| 121 | +/* | |
| 122 | +{metadocument} | |
| 123 | + <variable> | |
| 124 | + <name>host_post</name> | |
| 125 | + <type>INTEGER</type> | |
| 126 | + <value>25</value> | |
| 127 | + <documentation> | |
| 128 | + <purpose>Define the SMTP server host port.</purpose> | |
| 129 | + <usage>Set to the TCP port of the SMTP server host to connect.</usage> | |
| 130 | + </documentation> | |
| 131 | + </variable> | |
| 132 | +{/metadocument} | |
| 133 | +*/ | |
| 134 | + var $host_port=25; | |
| 135 | + | |
| 136 | +/* | |
| 137 | +{metadocument} | |
| 138 | + <variable> | |
| 139 | + <name>ssl</name> | |
| 140 | + <type>BOOLEAN</type> | |
| 141 | + <value>0</value> | |
| 142 | + <documentation> | |
| 143 | + <purpose>Define whether the connection to the SMTP server should be | |
| 144 | + established securely using SSL protocol.</purpose> | |
| 145 | + <usage>Set to <booleanvalue>1</booleanvalue> if the SMTP server | |
| 146 | + requires secure connections using SSL protocol.</usage> | |
| 147 | + </documentation> | |
| 148 | + </variable> | |
| 149 | +{/metadocument} | |
| 150 | +*/ | |
| 151 | + var $ssl=0; | |
| 152 | + | |
| 153 | +/* | |
| 154 | +{metadocument} | |
| 155 | + <variable> | |
| 156 | + <name>start_tls</name> | |
| 157 | + <type>BOOLEAN</type> | |
| 158 | + <value>0</value> | |
| 159 | + <documentation> | |
| 160 | + <purpose>Define whether the connection to the SMTP server should use | |
| 161 | + encryption after the connection is established using TLS | |
| 162 | + protocol.</purpose> | |
| 163 | + <usage>Set to <booleanvalue>1</booleanvalue> if the SMTP server | |
| 164 | + requires that authentication be done securely starting the TLS | |
| 165 | + protocol after the connection is established.</usage> | |
| 166 | + </documentation> | |
| 167 | + </variable> | |
| 168 | +{/metadocument} | |
| 169 | +*/ | |
| 170 | + var $start_tls = 0; | |
| 171 | + | |
| 172 | +/* | |
| 173 | +{metadocument} | |
| 174 | + <variable> | |
| 175 | + <name>localhost</name> | |
| 176 | + <type>STRING</type> | |
| 177 | + <value></value> | |
| 178 | + <documentation> | |
| 179 | + <purpose>Name of the local host computer</purpose> | |
| 180 | + <usage>Set to the name of the computer connecting to the SMTP | |
| 181 | + server from the local network.</usage> | |
| 182 | + </documentation> | |
| 183 | + </variable> | |
| 184 | +{/metadocument} | |
| 185 | +*/ | |
| 186 | + var $localhost=""; | |
| 187 | + | |
| 188 | +/* | |
| 189 | +{metadocument} | |
| 190 | + <variable> | |
| 191 | + <name>timeout</name> | |
| 192 | + <type>INTEGER</type> | |
| 193 | + <value>0</value> | |
| 194 | + <documentation> | |
| 195 | + <purpose>Specify the connection timeout period in seconds.</purpose> | |
| 196 | + <usage>Leave it set to <integervalue>0</integervalue> if you want | |
| 197 | + the connection attempts to wait forever. Change this value if for | |
| 198 | + some reason the timeout period seems insufficient or otherwise it | |
| 199 | + seems too long.</usage> | |
| 200 | + </documentation> | |
| 201 | + </variable> | |
| 202 | +{/metadocument} | |
| 203 | +*/ | |
| 204 | + var $timeout=0; | |
| 205 | + | |
| 206 | +/* | |
| 207 | +{metadocument} | |
| 208 | + <variable> | |
| 209 | + <name>data_timeout</name> | |
| 210 | + <type>INTEGER</type> | |
| 211 | + <value>0</value> | |
| 212 | + <documentation> | |
| 213 | + <purpose>Specify the timeout period in seconds to wait for data from | |
| 214 | + the server.</purpose> | |
| 215 | + <usage>Leave it set to <integervalue>0</integervalue> if you want | |
| 216 | + to use the same value defined in the | |
| 217 | + <variablelink>timeout</variablelink> variable. Change this value | |
| 218 | + if for some reason the default data timeout period seems | |
| 219 | + insufficient or otherwise it seems too long.</usage> | |
| 220 | + </documentation> | |
| 221 | + </variable> | |
| 222 | +{/metadocument} | |
| 223 | +*/ | |
| 224 | + var $data_timeout=0; | |
| 225 | + | |
| 226 | +/* | |
| 227 | +{metadocument} | |
| 228 | + <variable> | |
| 229 | + <name>direct_delivery</name> | |
| 230 | + <type>BOOLEAN</type> | |
| 231 | + <value>0</value> | |
| 232 | + <documentation> | |
| 233 | + <purpose>Boolean flag that indicates whether the message should be | |
| 234 | + sent in direct delivery mode, i.e. the message is sent to the SMTP | |
| 235 | + server associated to the domain of the recipient instead of | |
| 236 | + relaying to the server specified by the | |
| 237 | + <variablelink>host_name</variablelink> variable.</purpose> | |
| 238 | + <usage>Set this to <tt><booleanvalue>1</booleanvalue></tt> if you | |
| 239 | + want to send urgent messages directly to the recipient domain SMTP | |
| 240 | + server.</usage> | |
| 241 | + </documentation> | |
| 242 | + </variable> | |
| 243 | +{/metadocument} | |
| 244 | +*/ | |
| 245 | + var $direct_delivery=0; | |
| 246 | + | |
| 247 | +/* | |
| 248 | +{metadocument} | |
| 249 | + <variable> | |
| 250 | + <name>error</name> | |
| 251 | + <type>STRING</type> | |
| 252 | + <value></value> | |
| 253 | + <documentation> | |
| 254 | + <purpose>Message that describes the error when a call to a class | |
| 255 | + function fails.</purpose> | |
| 256 | + <usage>Check this variable when an error occurs to understand what | |
| 257 | + happened.</usage> | |
| 258 | + </documentation> | |
| 259 | + </variable> | |
| 260 | +{/metadocument} | |
| 261 | +*/ | |
| 262 | + var $error=""; | |
| 263 | + | |
| 264 | +/* | |
| 265 | +{metadocument} | |
| 266 | + <variable> | |
| 267 | + <name>debug</name> | |
| 268 | + <type>BOOLEAN</type> | |
| 269 | + <value>0</value> | |
| 270 | + <documentation> | |
| 271 | + <purpose>Specify whether it is necessary to output SMTP connection | |
| 272 | + debug information.</purpose> | |
| 273 | + <usage>Set this variable to | |
| 274 | + <tt><booleanvalue>1</booleanvalue></tt> if you need to see | |
| 275 | + the progress of the SMTP connection and protocol dialog when you | |
| 276 | + need to understand the reason for delivery problems.</usage> | |
| 277 | + </documentation> | |
| 278 | + </variable> | |
| 279 | +{/metadocument} | |
| 280 | +*/ | |
| 281 | + var $debug=0; | |
| 282 | + | |
| 283 | +/* | |
| 284 | +{metadocument} | |
| 285 | + <variable> | |
| 286 | + <name>html_debug</name> | |
| 287 | + <type>BOOLEAN</type> | |
| 288 | + <value>0</value> | |
| 289 | + <documentation> | |
| 290 | + <purpose>Specify whether the debug information should be outputted in | |
| 291 | + HTML format.</purpose> | |
| 292 | + <usage>Set this variable to | |
| 293 | + <tt><booleanvalue>1</booleanvalue></tt> if you need to see | |
| 294 | + the debug output in a Web page.</usage> | |
| 295 | + </documentation> | |
| 296 | + </variable> | |
| 297 | +{/metadocument} | |
| 298 | +*/ | |
| 299 | + var $html_debug=0; | |
| 300 | + | |
| 301 | +/* | |
| 302 | +{metadocument} | |
| 303 | + <variable> | |
| 304 | + <name>esmtp</name> | |
| 305 | + <type>BOOLEAN</type> | |
| 306 | + <value>1</value> | |
| 307 | + <documentation> | |
| 308 | + <purpose>Specify whether the class should attempt to use ESMTP | |
| 309 | + extensions supported by the server.</purpose> | |
| 310 | + <usage>Set this variable to | |
| 311 | + <tt><booleanvalue>0</booleanvalue></tt> if for some reason you | |
| 312 | + want to avoid benefitting from ESMTP extensions.</usage> | |
| 313 | + </documentation> | |
| 314 | + </variable> | |
| 315 | +{/metadocument} | |
| 316 | +*/ | |
| 317 | + var $esmtp=1; | |
| 318 | + | |
| 319 | +/* | |
| 320 | +{metadocument} | |
| 321 | + <variable> | |
| 322 | + <name>esmtp_extensions</name> | |
| 323 | + <type>HASH</type> | |
| 324 | + <value></value> | |
| 325 | + <documentation> | |
| 326 | + <purpose>Associative array with the list of ESMTP extensions | |
| 327 | + supported by the SMTP server.</purpose> | |
| 328 | + <usage>Check this variable after connecting to the SMTP server to | |
| 329 | + determine which ESMTP extensions are supported.</usage> | |
| 330 | + </documentation> | |
| 331 | + </variable> | |
| 332 | +{/metadocument} | |
| 333 | +*/ | |
| 334 | + var $esmtp_extensions=array(); | |
| 335 | + | |
| 336 | +/* | |
| 337 | +{metadocument} | |
| 338 | + <variable> | |
| 339 | + <name>exclude_address</name> | |
| 340 | + <type>STRING</type> | |
| 341 | + <value></value> | |
| 342 | + <documentation> | |
| 343 | + <purpose>Specify an address that should be considered invalid | |
| 344 | + when resolving host name addresses.</purpose> | |
| 345 | + <usage>In some networks any domain name that does not exist is | |
| 346 | + resolved as a sub-domain of the default local domain. If the DNS is | |
| 347 | + configured in such way that it always resolves any sub-domain of | |
| 348 | + the default local domain to a given address, it is hard to | |
| 349 | + determine whether a given domain does not exist.<paragraphbreak /> | |
| 350 | + If your network is configured this way, you may set this variable | |
| 351 | + to the address that all sub-domains of the default local domain | |
| 352 | + resolves, so the class can assume that such address is invalid.</usage> | |
| 353 | + </documentation> | |
| 354 | + </variable> | |
| 355 | +{/metadocument} | |
| 356 | +*/ | |
| 357 | + var $exclude_address=""; | |
| 358 | + | |
| 359 | +/* | |
| 360 | +{metadocument} | |
| 361 | + <variable> | |
| 362 | + <name>getmxrr</name> | |
| 363 | + <type>STRING</type> | |
| 364 | + <value>getmxrr</value> | |
| 365 | + <documentation> | |
| 366 | + <purpose>Specify the name of the function that is called to determine | |
| 367 | + the SMTP server address of a given domain.</purpose> | |
| 368 | + <usage>Change this to a working replacement of the PHP | |
| 369 | + <tt>getmxrr()</tt> function if this is not working in your system | |
| 370 | + and you want to send messages in direct delivery mode.</usage> | |
| 371 | + </documentation> | |
| 372 | + </variable> | |
| 373 | +{/metadocument} | |
| 374 | +*/ | |
| 375 | + var $getmxrr="GetMXRR"; | |
| 376 | + | |
| 377 | +/* | |
| 378 | +{metadocument} | |
| 379 | + <variable> | |
| 380 | + <name>pop3_auth_host</name> | |
| 381 | + <type>STRING</type> | |
| 382 | + <value></value> | |
| 383 | + <documentation> | |
| 384 | + <purpose>Specify the server address for POP3 based authentication.</purpose> | |
| 385 | + <usage>Set this variable to the address of the POP3 server if the | |
| 386 | + SMTP server requires POP3 based authentication.</usage> | |
| 387 | + </documentation> | |
| 388 | + </variable> | |
| 389 | +{/metadocument} | |
| 390 | +*/ | |
| 391 | + var $pop3_auth_host=""; | |
| 392 | + | |
| 393 | +/* | |
| 394 | +{metadocument} | |
| 395 | + <variable> | |
| 396 | + <name>pop3_auth_port</name> | |
| 397 | + <type>INTEGER</type> | |
| 398 | + <value>110</value> | |
| 399 | + <documentation> | |
| 400 | + <purpose>Specify the server port for POP3 based authentication.</purpose> | |
| 401 | + <usage>Set this variable to the port of the POP3 server if the | |
| 402 | + SMTP server requires POP3 based authentication.</usage> | |
| 403 | + </documentation> | |
| 404 | + </variable> | |
| 405 | +{/metadocument} | |
| 406 | +*/ | |
| 407 | + var $pop3_auth_port=110; | |
| 408 | + | |
| 409 | + /* private variables - DO NOT ACCESS */ | |
| 410 | + | |
| 411 | + var $state="Disconnected"; | |
| 412 | + var $connection=0; | |
| 413 | + var $pending_recipients=0; | |
| 414 | + var $next_token=""; | |
| 415 | + var $direct_sender=""; | |
| 416 | + var $connected_domain=""; | |
| 417 | + var $result_code; | |
| 418 | + var $disconnected_error=0; | |
| 419 | + var $esmtp_host=""; | |
| 420 | + var $maximum_piped_recipients=100; | |
| 421 | + | |
| 422 | + /* Private methods - DO NOT CALL */ | |
| 423 | + | |
| 424 | + Function Tokenize($string,$separator="") | |
| 425 | + { | |
| 426 | + if(!strcmp($separator,"")) | |
| 427 | + { | |
| 428 | + $separator=$string; | |
| 429 | + $string=$this->next_token; | |
| 430 | + } | |
| 431 | + for($character=0;$character<strlen($separator);$character++) | |
| 432 | + { | |
| 433 | + if(GetType($position=strpos($string,$separator[$character]))=="integer") | |
| 434 | + $found=(IsSet($found) ? min($found,$position) : $position); | |
| 435 | + } | |
| 436 | + if(IsSet($found)) | |
| 437 | + { | |
| 438 | + $this->next_token=substr($string,$found+1); | |
| 439 | + return(substr($string,0,$found)); | |
| 440 | + } | |
| 441 | + else | |
| 442 | + { | |
| 443 | + $this->next_token=""; | |
| 444 | + return($string); | |
| 445 | + } | |
| 446 | + } | |
| 447 | + | |
| 448 | + Function OutputDebug($message) | |
| 449 | + { | |
| 450 | + $message.="\n"; | |
| 451 | + if($this->html_debug) | |
| 452 | + $message=str_replace("\n","<br />\n",HtmlEntities($message)); | |
| 453 | + echo $message; | |
| 454 | + flush(); | |
| 455 | + } | |
| 456 | + | |
| 457 | + Function SetDataAccessError($error) | |
| 458 | + { | |
| 459 | + $this->error=$error; | |
| 460 | + if(function_exists("socket_get_status")) | |
| 461 | + { | |
| 462 | + $status=socket_get_status($this->connection); | |
| 463 | + if($status["timed_out"]) | |
| 464 | + $this->error.=": data access time out"; | |
| 465 | + elseif($status["eof"]) | |
| 466 | + { | |
| 467 | + $this->error.=": the server disconnected"; | |
| 468 | + $this->disconnected_error=1; | |
| 469 | + } | |
| 470 | + } | |
| 471 | + } | |
| 472 | + | |
| 473 | + Function GetLine() | |
| 474 | + { | |
| 475 | + for($line="";;) | |
| 476 | + { | |
| 477 | + if(feof($this->connection)) | |
| 478 | + { | |
| 479 | + $this->error="reached the end of data while reading from the SMTP server conection"; | |
| 480 | + return(""); | |
| 481 | + } | |
| 482 | + if(GetType($data=@fgets($this->connection,100))!="string" | |
| 483 | + || strlen($data)==0) | |
| 484 | + { | |
| 485 | + $this->SetDataAccessError("it was not possible to read line from the SMTP server"); | |
| 486 | + return(""); | |
| 487 | + } | |
| 488 | + $line.=$data; | |
| 489 | + $length=strlen($line); | |
| 490 | + if($length>=2 | |
| 491 | + && substr($line,$length-2,2)=="\r\n") | |
| 492 | + { | |
| 493 | + $line=substr($line,0,$length-2); | |
| 494 | + if($this->debug) | |
| 495 | + $this->OutputDebug("S $line"); | |
| 496 | + return($line); | |
| 497 | + } | |
| 498 | + } | |
| 499 | + } | |
| 500 | + | |
| 501 | + Function PutLine($line) | |
| 502 | + { | |
| 503 | + if($this->debug) | |
| 504 | + $this->OutputDebug("C $line"); | |
| 505 | + if(!@fputs($this->connection,"$line\r\n")) | |
| 506 | + { | |
| 507 | + $this->SetDataAccessError("it was not possible to send a line to the SMTP server"); | |
| 508 | + return(0); | |
| 509 | + } | |
| 510 | + return(1); | |
| 511 | + } | |
| 512 | + | |
| 513 | + Function PutData(&$data) | |
| 514 | + { | |
| 515 | + if(strlen($data)) | |
| 516 | + { | |
| 517 | + if($this->debug) | |
| 518 | + $this->OutputDebug("C $data"); | |
| 519 | + if(!@fputs($this->connection,$data)) | |
| 520 | + { | |
| 521 | + $this->SetDataAccessError("it was not possible to send data to the SMTP server"); | |
| 522 | + return(0); | |
| 523 | + } | |
| 524 | + } | |
| 525 | + return(1); | |
| 526 | + } | |
| 527 | + | |
| 528 | + Function VerifyResultLines($code,&$responses) | |
| 529 | + { | |
| 530 | + $responses=array(); | |
| 531 | + Unset($this->result_code); | |
| 532 | + while(strlen($line=$this->GetLine($this->connection))) | |
| 533 | + { | |
| 534 | + if(IsSet($this->result_code)) | |
| 535 | + { | |
| 536 | + if(strcmp($this->Tokenize($line," -"),$this->result_code)) | |
| 537 | + { | |
| 538 | + $this->error=$line; | |
| 539 | + return(0); | |
| 540 | + } | |
| 541 | + } | |
| 542 | + else | |
| 543 | + { | |
| 544 | + $this->result_code=$this->Tokenize($line," -"); | |
| 545 | + if(GetType($code)=="array") | |
| 546 | + { | |
| 547 | + for($codes=0;$codes<count($code) && strcmp($this->result_code,$code[$codes]);$codes++); | |
| 548 | + if($codes>=count($code)) | |
| 549 | + { | |
| 550 | + $this->error=$line; | |
| 551 | + return(0); | |
| 552 | + } | |
| 553 | + } | |
| 554 | + else | |
| 555 | + { | |
| 556 | + if(strcmp($this->result_code,$code)) | |
| 557 | + { | |
| 558 | + $this->error=$line; | |
| 559 | + return(0); | |
| 560 | + } | |
| 561 | + } | |
| 562 | + } | |
| 563 | + $responses[]=$this->Tokenize(""); | |
| 564 | + if(!strcmp($this->result_code,$this->Tokenize($line," "))) | |
| 565 | + return(1); | |
| 566 | + } | |
| 567 | + return(-1); | |
| 568 | + } | |
| 569 | + | |
| 570 | + Function FlushRecipients() | |
| 571 | + { | |
| 572 | + if($this->pending_sender) | |
| 573 | + { | |
| 574 | + if($this->VerifyResultLines("250",$responses)<=0) | |
| 575 | + return(0); | |
| 576 | + $this->pending_sender=0; | |
| 577 | + } | |
| 578 | + for(;$this->pending_recipients;$this->pending_recipients--) | |
| 579 | + { | |
| 580 | + if($this->VerifyResultLines(array("250","251"),$responses)<=0) | |
| 581 | + return(0); | |
| 582 | + } | |
| 583 | + return(1); | |
| 584 | + } | |
| 585 | + | |
| 586 | + Function ConnectToHost($domain, $port, $resolve_message) | |
| 587 | + { | |
| 588 | + if($this->ssl) | |
| 589 | + { | |
| 590 | + $version=explode(".",function_exists("phpversion") ? phpversion() : "3.0.7"); | |
| 591 | + $php_version=intval($version[0])*1000000+intval($version[1])*1000+intval($version[2]); | |
| 592 | + if($php_version<4003000) | |
| 593 | + return("establishing SSL connections requires at least PHP version 4.3.0"); | |
| 594 | + if(!function_exists("extension_loaded") | |
| 595 | + || !extension_loaded("openssl")) | |
| 596 | + return("establishing SSL connections requires the OpenSSL extension enabled"); | |
| 597 | + } | |
| 598 | + if(function_exists('preg_match') ? preg_match('/^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$/', $domain) : ereg('^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$',$domain)) | |
| 599 | + $ip=$domain; | |
| 600 | + else | |
| 601 | + { | |
| 602 | + if($this->debug) | |
| 603 | + $this->OutputDebug($resolve_message); | |
| 604 | + if(!strcmp($ip=@gethostbyname($domain),$domain)) | |
| 605 | + return("could not resolve host \"".$domain."\""); | |
| 606 | + } | |
| 607 | + if(strlen($this->exclude_address) | |
| 608 | + && !strcmp(@gethostbyname($this->exclude_address),$ip)) | |
| 609 | + return("domain \"".$domain."\" resolved to an address excluded to be valid"); | |
| 610 | + if($this->debug) | |
| 611 | + $this->OutputDebug("Connecting to host address \"".$ip."\" port ".$port."..."); | |
| 612 | + if(($this->connection=($this->timeout ? @fsockopen(($this->ssl ? "ssl://" : "").$ip,$port,$errno,$error,$this->timeout) : @fsockopen(($this->ssl ? "ssl://" : "").$ip,$port)))) | |
| 613 | + return(""); | |
| 614 | + $error=($this->timeout ? strval($error) : "??"); | |
| 615 | + switch($error) | |
| 616 | + { | |
| 617 | + case "-3": | |
| 618 | + return("-3 socket could not be created"); | |
| 619 | + case "-4": | |
| 620 | + return("-4 dns lookup on hostname \"".$domain."\" failed"); | |
| 621 | + case "-5": | |
| 622 | + return("-5 connection refused or timed out"); | |
| 623 | + case "-6": | |
| 624 | + return("-6 fdopen() call failed"); | |
| 625 | + case "-7": | |
| 626 | + return("-7 setvbuf() call failed"); | |
| 627 | + } | |
| 628 | + return("could not connect to the host \"".$domain."\": ".$error); | |
| 629 | + } | |
| 630 | + | |
| 631 | + Function SASLAuthenticate($mechanisms, $credentials, &$authenticated, &$mechanism) | |
| 632 | + { | |
| 633 | + $authenticated=0; | |
| 634 | + if(!function_exists("class_exists") | |
| 635 | + || !class_exists("sasl_client_class")) | |
| 636 | + { | |
| 637 | + $this->error="it is not possible to authenticate using the specified mechanism because the SASL library class is not loaded"; | |
| 638 | + return(0); | |
| 639 | + } | |
| 640 | + $sasl=new sasl_client_class; | |
| 641 | + $sasl->SetCredential("user",$credentials["user"]); | |
| 642 | + $sasl->SetCredential("password",$credentials["password"]); | |
| 643 | + if(IsSet($credentials["realm"])) | |
| 644 | + $sasl->SetCredential("realm",$credentials["realm"]); | |
| 645 | + if(IsSet($credentials["workstation"])) | |
| 646 | + $sasl->SetCredential("workstation",$credentials["workstation"]); | |
| 647 | + if(IsSet($credentials["mode"])) | |
| 648 | + $sasl->SetCredential("mode",$credentials["mode"]); | |
| 649 | + do | |
| 650 | + { | |
| 651 | + $status=$sasl->Start($mechanisms,$message,$interactions); | |
| 652 | + } | |
| 653 | + while($status==SASL_INTERACT); | |
| 654 | + switch($status) | |
| 655 | + { | |
| 656 | + case SASL_CONTINUE: | |
| 657 | + break; | |
| 658 | + case SASL_NOMECH: | |
| 659 | + if(strlen($this->authentication_mechanism)) | |
| 660 | + { | |
| 661 | + $this->error="authenticated mechanism ".$this->authentication_mechanism." may not be used: ".$sasl->error; | |
| 662 | + return(0); | |
| 663 | + } | |
| 664 | + break; | |
| 665 | + default: | |
| 666 | + $this->error="Could not start the SASL authentication client: ".$sasl->error; | |
| 667 | + return(0); | |
| 668 | + } | |
| 669 | + if(strlen($mechanism=$sasl->mechanism)) | |
| 670 | + { | |
| 671 | + if($this->PutLine("AUTH ".$sasl->mechanism.(IsSet($message) ? " ".base64_encode($message) : ""))==0) | |
| 672 | + { | |
| 673 | + $this->error="Could not send the AUTH command"; | |
| 674 | + return(0); | |
| 675 | + } | |
| 676 | + if(!$this->VerifyResultLines(array("235","334"),$responses)) | |
| 677 | + return(0); | |
| 678 | + switch($this->result_code) | |
| 679 | + { | |
| 680 | + case "235": | |
| 681 | + $response=""; | |
| 682 | + $authenticated=1; | |
| 683 | + break; | |
| 684 | + case "334": | |
| 685 | + $response=base64_decode($responses[0]); | |
| 686 | + break; | |
| 687 | + default: | |
| 688 | + $this->error="Authentication error: ".$responses[0]; | |
| 689 | + return(0); | |
| 690 | + } | |
| 691 | + for(;!$authenticated;) | |
| 692 | + { | |
| 693 | + do | |
| 694 | + { | |
| 695 | + $status=$sasl->Step($response,$message,$interactions); | |
| 696 | + } | |
| 697 | + while($status==SASL_INTERACT); | |
| 698 | + switch($status) | |
| 699 | + { | |
| 700 | + case SASL_CONTINUE: | |
| 701 | + if($this->PutLine(base64_encode($message))==0) | |
| 702 | + { | |
| 703 | + $this->error="Could not send the authentication step message"; | |
| 704 | + return(0); | |
| 705 | + } | |
| 706 | + if(!$this->VerifyResultLines(array("235","334"),$responses)) | |
| 707 | + return(0); | |
| 708 | + switch($this->result_code) | |
| 709 | + { | |
| 710 | + case "235": | |
| 711 | + $response=""; | |
| 712 | + $authenticated=1; | |
| 713 | + break; | |
| 714 | + case "334": | |
| 715 | + $response=base64_decode($responses[0]); | |
| 716 | + break; | |
| 717 | + default: | |
| 718 | + $this->error="Authentication error: ".$responses[0]; | |
| 719 | + return(0); | |
| 720 | + } | |
| 721 | + break; | |
| 722 | + default: | |
| 723 | + $this->error="Could not process the SASL authentication step: ".$sasl->error; | |
| 724 | + return(0); | |
| 725 | + } | |
| 726 | + } | |
| 727 | + } | |
| 728 | + return(1); | |
| 729 | + } | |
| 730 | + | |
| 731 | + Function StartSMTP($localhost) | |
| 732 | + { | |
| 733 | + $success = 1; | |
| 734 | + $this->esmtp_extensions = array(); | |
| 735 | + $fallback=1; | |
| 736 | + if($this->esmtp | |
| 737 | + || strlen($this->user)) | |
| 738 | + { | |
| 739 | + if($this->PutLine('EHLO '.$localhost)) | |
| 740 | + { | |
| 741 | + if(($success_code=$this->VerifyResultLines('250',$responses))>0) | |
| 742 | + { | |
| 743 | + $this->esmtp_host=$this->Tokenize($responses[0]," "); | |
| 744 | + for($response=1;$response<count($responses);$response++) | |
| 745 | + { | |
| 746 | + $extension=strtoupper($this->Tokenize($responses[$response]," ")); | |
| 747 | + $this->esmtp_extensions[$extension]=$this->Tokenize(""); | |
| 748 | + } | |
| 749 | + $success=1; | |
| 750 | + $fallback=0; | |
| 751 | + } | |
| 752 | + else | |
| 753 | + { | |
| 754 | + if($success_code==0) | |
| 755 | + { | |
| 756 | + $code=$this->Tokenize($this->error," -"); | |
| 757 | + switch($code) | |
| 758 | + { | |
| 759 | + case "421": | |
| 760 | + $fallback=0; | |
| 761 | + break; | |
| 762 | + } | |
| 763 | + } | |
| 764 | + } | |
| 765 | + } | |
| 766 | + else | |
| 767 | + $fallback=0; | |
| 768 | + } | |
| 769 | + if($fallback) | |
| 770 | + { | |
| 771 | + if($this->PutLine("HELO $localhost") | |
| 772 | + && $this->VerifyResultLines("250",$responses)>0) | |
| 773 | + $success=1; | |
| 774 | + } | |
| 775 | + return($success); | |
| 776 | + } | |
| 777 | + | |
| 778 | + /* Public methods */ | |
| 779 | + | |
| 780 | +/* | |
| 781 | +{metadocument} | |
| 782 | + <function> | |
| 783 | + <name>Connect</name> | |
| 784 | + <type>BOOLEAN</type> | |
| 785 | + <documentation> | |
| 786 | + <purpose>Connect to an SMTP server.</purpose> | |
| 787 | + <usage>Call this function as first step to send e-mail messages.</usage> | |
| 788 | + <returnvalue>The function returns | |
| 789 | + <tt><booleanvalue>1</booleanvalue></tt> if the connection is | |
| 790 | + successfully established.</returnvalue> | |
| 791 | + </documentation> | |
| 792 | + <argument> | |
| 793 | + <name>domain</name> | |
| 794 | + <type>STRING</type> | |
| 795 | + <defaultvalue></defaultvalue> | |
| 796 | + <documentation> | |
| 797 | + <purpose>Specify the domain of the recipient when using the direct | |
| 798 | + delivery mode.</purpose> | |
| 799 | + </documentation> | |
| 800 | + </argument> | |
| 801 | + <do> | |
| 802 | +{/metadocument} | |
| 803 | +*/ | |
| 804 | + Function Connect($domain="") | |
| 805 | + { | |
| 806 | + if(strcmp($this->state,"Disconnected")) | |
| 807 | + { | |
| 808 | + $this->error="connection is already established"; | |
| 809 | + return(0); | |
| 810 | + } | |
| 811 | + $this->disconnected_error=0; | |
| 812 | + $this->error=$error=""; | |
| 813 | + $this->esmtp_host=""; | |
| 814 | + $this->esmtp_extensions=array(); | |
| 815 | + $hosts=array(); | |
| 816 | + if($this->direct_delivery) | |
| 817 | + { | |
| 818 | + if(strlen($domain)==0) | |
| 819 | + return(1); | |
| 820 | + $hosts=$weights=$mxhosts=array(); | |
| 821 | + $getmxrr=$this->getmxrr; | |
| 822 | + if(function_exists($getmxrr) | |
| 823 | + && $getmxrr($domain,$hosts,$weights)) | |
| 824 | + { | |
| 825 | + for($host=0;$host<count($hosts);$host++) | |
| 826 | + $mxhosts[$weights[$host]]=$hosts[$host]; | |
| 827 | + KSort($mxhosts); | |
| 828 | + for(Reset($mxhosts),$host=0;$host<count($mxhosts);Next($mxhosts),$host++) | |
| 829 | + $hosts[$host]=$mxhosts[Key($mxhosts)]; | |
| 830 | + } | |
| 831 | + else | |
| 832 | + { | |
| 833 | + if(strcmp(@gethostbyname($domain),$domain)!=0) | |
| 834 | + $hosts[]=$domain; | |
| 835 | + } | |
| 836 | + } | |
| 837 | + else | |
| 838 | + { | |
| 839 | + if(strlen($this->host_name)) | |
| 840 | + $hosts[]=$this->host_name; | |
| 841 | + if(strlen($this->pop3_auth_host)) | |
| 842 | + { | |
| 843 | + $user=$this->user; | |
| 844 | + if(strlen($user)==0) | |
| 845 | + { | |
| 846 | + $this->error="it was not specified the POP3 authentication user"; | |
| 847 | + return(0); | |
| 848 | + } | |
| 849 | + $password=$this->password; | |
| 850 | + if(strlen($password)==0) | |
| 851 | + { | |
| 852 | + $this->error="it was not specified the POP3 authentication password"; | |
| 853 | + return(0); | |
| 854 | + } | |
| 855 | + $domain=$this->pop3_auth_host; | |
| 856 | + $this->error=$this->ConnectToHost($domain, $this->pop3_auth_port, "Resolving POP3 authentication host \"".$domain."\"..."); | |
| 857 | + if(strlen($this->error)) | |
| 858 | + return(0); | |
| 859 | + if(strlen($response=$this->GetLine())==0) | |
| 860 | + return(0); | |
| 861 | + if(strcmp($this->Tokenize($response," "),"+OK")) | |
| 862 | + { | |
| 863 | + $this->error="POP3 authentication server greeting was not found"; | |
| 864 | + return(0); | |
| 865 | + } | |
| 866 | + if(!$this->PutLine("USER ".$this->user) | |
| 867 | + || strlen($response=$this->GetLine())==0) | |
| 868 | + return(0); | |
| 869 | + if(strcmp($this->Tokenize($response," "),"+OK")) | |
| 870 | + { | |
| 871 | + $this->error="POP3 authentication user was not accepted: ".$this->Tokenize("\r\n"); | |
| 872 | + return(0); | |
| 873 | + } | |
| 874 | + if(!$this->PutLine("PASS ".$password) | |
| 875 | + || strlen($response=$this->GetLine())==0) | |
| 876 | + return(0); | |
| 877 | + if(strcmp($this->Tokenize($response," "),"+OK")) | |
| 878 | + { | |
| 879 | + $this->error="POP3 authentication password was not accepted: ".$this->Tokenize("\r\n"); | |
| 880 | + return(0); | |
| 881 | + } | |
| 882 | + fclose($this->connection); | |
| 883 | + $this->connection=0; | |
| 884 | + } | |
| 885 | + } | |
| 886 | + if(count($hosts)==0) | |
| 887 | + { | |
| 888 | + $this->error="could not determine the SMTP to connect"; | |
| 889 | + return(0); | |
| 890 | + } | |
| 891 | + for($host=0, $error="not connected";strlen($error) && $host<count($hosts);$host++) | |
| 892 | + { | |
| 893 | + $domain=$hosts[$host]; | |
| 894 | + $error=$this->ConnectToHost($domain, $this->host_port, "Resolving SMTP server domain \"$domain\"..."); | |
| 895 | + } | |
| 896 | + if(strlen($error)) | |
| 897 | + { | |
| 898 | + $this->error=$error; | |
| 899 | + return(0); | |
| 900 | + } | |
| 901 | + $timeout=($this->data_timeout ? $this->data_timeout : $this->timeout); | |
| 902 | + if($timeout | |
| 903 | + && function_exists("socket_set_timeout")) | |
| 904 | + socket_set_timeout($this->connection,$timeout,0); | |
| 905 | + if($this->debug) | |
| 906 | + $this->OutputDebug("Connected to SMTP server \"".$domain."\"."); | |
| 907 | + if(!strcmp($localhost=$this->localhost,"") | |
| 908 | + && !strcmp($localhost=getenv("SERVER_NAME"),"") | |
| 909 | + && !strcmp($localhost=getenv("HOST"),"")) | |
| 910 | + $localhost="localhost"; | |
| 911 | + $success=0; | |
| 912 | + if($this->VerifyResultLines("220",$responses)>0) | |
| 913 | + { | |
| 914 | + $success = $this->StartSMTP($localhost); | |
| 915 | + if($this->start_tls) | |
| 916 | + { | |
| 917 | + if(!IsSet($this->esmtp_extensions["STARTTLS"])) | |
| 918 | + { | |
| 919 | + $this->error="server does not support starting TLS"; | |
| 920 | + $success=0; | |
| 921 | + } | |
| 922 | + elseif(!function_exists('stream_socket_enable_crypto')) | |
| 923 | + { | |
| 924 | + $this->error="this PHP installation or version does not support starting TLS"; | |
| 925 | + $success=0; | |
| 926 | + } | |
| 927 | + elseif($success = ($this->PutLine('STARTTLS') | |
| 928 | + && $this->VerifyResultLines('220',$responses)>0)) | |
| 929 | + { | |
| 930 | + $this->OutputDebug('Starting TLS cryptograpic protocol'); | |
| 931 | + if(!($success = stream_socket_enable_crypto($this->connection, 1, STREAM_CRYPTO_METHOD_TLS_CLIENT))) | |
| 932 | + $this->error = 'could not start TLS connection encryption protocol'; | |
| 933 | + else | |
| 934 | + { | |
| 935 | + $this->OutputDebug('TLS started'); | |
| 936 | + $success = $this->StartSMTP($localhost); | |
| 937 | + } | |
| 938 | + } | |
| 939 | + } | |
| 940 | + if($success | |
| 941 | + && strlen($this->user) | |
| 942 | + && strlen($this->pop3_auth_host)==0) | |
| 943 | + { | |
| 944 | + if(!IsSet($this->esmtp_extensions["AUTH"])) | |
| 945 | + { | |
| 946 | + $this->error="server does not require authentication"; | |
| 947 | + if(IsSet($this->esmtp_extensions["STARTTLS"])) | |
| 948 | + $this->error .= ', it probably requires starting TLS'; | |
| 949 | + $success=0; | |
| 950 | + } | |
| 951 | + else | |
| 952 | + { | |
| 953 | + if(strlen($this->authentication_mechanism)) | |
| 954 | + $mechanisms=array($this->authentication_mechanism); | |
| 955 | + else | |
| 956 | + { | |
| 957 | + $mechanisms=array(); | |
| 958 | + for($authentication=$this->Tokenize($this->esmtp_extensions["AUTH"]," ");strlen($authentication);$authentication=$this->Tokenize(" ")) | |
| 959 | + $mechanisms[]=$authentication; | |
| 960 | + } | |
| 961 | + $credentials=array( | |
| 962 | + "user"=>$this->user, | |
| 963 | + "password"=>$this->password | |
| 964 | + ); | |
| 965 | + if(strlen($this->realm)) | |
| 966 | + $credentials["realm"]=$this->realm; | |
| 967 | + if(strlen($this->workstation)) | |
| 968 | + $credentials["workstation"]=$this->workstation; | |
| 969 | + $success=$this->SASLAuthenticate($mechanisms,$credentials,$authenticated,$mechanism); | |
| 970 | + if(!$success | |
| 971 | + && !strcmp($mechanism,"PLAIN")) | |
| 972 | + { | |
| 973 | + /* | |
| 974 | + * Author: Russell Robinson, 25 May 2003, http://www.tectite.com/ | |
| 975 | + * Purpose: Try various AUTH PLAIN authentication methods. | |
| 976 | + */ | |
| 977 | + $mechanisms=array("PLAIN"); | |
| 978 | + $credentials=array( | |
| 979 | + "user"=>$this->user, | |
| 980 | + "password"=>$this->password | |
| 981 | + ); | |
| 982 | + if(strlen($this->realm)) | |
| 983 | + { | |
| 984 | + /* | |
| 985 | + * According to: http://www.sendmail.org/~ca/email/authrealms.html#authpwcheck_method | |
| 986 | + * some sendmails won't accept the realm, so try again without it | |
| 987 | + */ | |
| 988 | + $success=$this->SASLAuthenticate($mechanisms,$credentials,$authenticated,$mechanism); | |
| 989 | + } | |
| 990 | + if(!$success) | |
| 991 | + { | |
| 992 | + /* | |
| 993 | + * It was seen an EXIM configuration like this: | |
| 994 | + * user^password^unused | |
| 995 | + */ | |
| 996 | + $credentials["mode"]=SASL_PLAIN_EXIM_DOCUMENTATION_MODE; | |
| 997 | + $success=$this->SASLAuthenticate($mechanisms,$credentials,$authenticated,$mechanism); | |
| 998 | + } | |
| 999 | + if(!$success) | |
| 1000 | + { | |
| 1001 | + /* | |
| 1002 | + * ... though: http://exim.work.de/exim-html-3.20/doc/html/spec_36.html | |
| 1003 | + * specifies: ^user^password | |
| 1004 | + */ | |
| 1005 | + $credentials["mode"]=SASL_PLAIN_EXIM_MODE; | |
| 1006 | + $success=$this->SASLAuthenticate($mechanisms,$credentials,$authenticated,$mechanism); | |
| 1007 | + } | |
| 1008 | + } | |
| 1009 | + if($success | |
| 1010 | + && strlen($mechanism)==0) | |
| 1011 | + { | |
| 1012 | + $this->error="it is not supported any of the authentication mechanisms required by the server"; | |
| 1013 | + $success=0; | |
| 1014 | + } | |
| 1015 | + } | |
| 1016 | + } | |
| 1017 | + } | |
| 1018 | + if($success) | |
| 1019 | + { | |
| 1020 | + $this->state="Connected"; | |
| 1021 | + $this->connected_domain=$domain; | |
| 1022 | + } | |
| 1023 | + else | |
| 1024 | + { | |
| 1025 | + fclose($this->connection); | |
| 1026 | + $this->connection=0; | |
| 1027 | + } | |
| 1028 | + return($success); | |
| 1029 | + } | |
| 1030 | +/* | |
| 1031 | +{metadocument} | |
| 1032 | + </do> | |
| 1033 | + </function> | |
| 1034 | +{/metadocument} | |
| 1035 | +*/ | |
| 1036 | + | |
| 1037 | +/* | |
| 1038 | +{metadocument} | |
| 1039 | + <function> | |
| 1040 | + <name>MailFrom</name> | |
| 1041 | + <type>BOOLEAN</type> | |
| 1042 | + <documentation> | |
| 1043 | + <purpose>Set the address of the message sender.</purpose> | |
| 1044 | + <usage>Call this function right after establishing a connection with | |
| 1045 | + the <functionlink>Connect</functionlink> function.</usage> | |
| 1046 | + <returnvalue>The function returns | |
| 1047 | + <tt><booleanvalue>1</booleanvalue></tt> if the sender address is | |
| 1048 | + successfully set.</returnvalue> | |
| 1049 | + </documentation> | |
| 1050 | + <argument> | |
| 1051 | + <name>sender</name> | |
| 1052 | + <type>STRING</type> | |
| 1053 | + <documentation> | |
| 1054 | + <purpose>E-mail address of the sender.</purpose> | |
| 1055 | + </documentation> | |
| 1056 | + </argument> | |
| 1057 | + <do> | |
| 1058 | +{/metadocument} | |
| 1059 | +*/ | |
| 1060 | + Function MailFrom($sender) | |
| 1061 | + { | |
| 1062 | + if($this->direct_delivery) | |
| 1063 | + { | |
| 1064 | + switch($this->state) | |
| 1065 | + { | |
| 1066 | + case "Disconnected": | |
| 1067 | + $this->direct_sender=$sender; | |
| 1068 | + return(1); | |
| 1069 | + case "Connected": | |
| 1070 | + $sender=$this->direct_sender; | |
| 1071 | + break; | |
| 1072 | + default: | |
| 1073 | + $this->error="direct delivery connection is already established and sender is already set"; | |
| 1074 | + return(0); | |
| 1075 | + } | |
| 1076 | + } | |
| 1077 | + else | |
| 1078 | + { | |
| 1079 | + if(strcmp($this->state,"Connected")) | |
| 1080 | + { | |
| 1081 | + $this->error="connection is not in the initial state"; | |
| 1082 | + return(0); | |
| 1083 | + } | |
| 1084 | + } | |
| 1085 | + $this->error=""; | |
| 1086 | + if(!$this->PutLine("MAIL FROM:<$sender>")) | |
| 1087 | + return(0); | |
| 1088 | + if(!IsSet($this->esmtp_extensions["PIPELINING"]) | |
| 1089 | + && $this->VerifyResultLines("250",$responses)<=0) | |
| 1090 | + return(0); | |
| 1091 | + $this->state="SenderSet"; | |
| 1092 | + if(IsSet($this->esmtp_extensions["PIPELINING"])) | |
| 1093 | + $this->pending_sender=1; | |
| 1094 | + $this->pending_recipients=0; | |
| 1095 | + return(1); | |
| 1096 | + } | |
| 1097 | +/* | |
| 1098 | +{metadocument} | |
| 1099 | + </do> | |
| 1100 | + </function> | |
| 1101 | +{/metadocument} | |
| 1102 | +*/ | |
| 1103 | + | |
| 1104 | +/* | |
| 1105 | +{metadocument} | |
| 1106 | + <function> | |
| 1107 | + <name>SetRecipient</name> | |
| 1108 | + <type>BOOLEAN</type> | |
| 1109 | + <documentation> | |
| 1110 | + <purpose>Set the address of a message recipient.</purpose> | |
| 1111 | + <usage>Call this function repeatedly for each recipient right after | |
| 1112 | + setting the message sender with the | |
| 1113 | + <functionlink>MailFrom</functionlink> function.</usage> | |
| 1114 | + <returnvalue>The function returns | |
| 1115 | + <tt><booleanvalue>1</booleanvalue></tt> if the recipient address is | |
| 1116 | + successfully set.</returnvalue> | |
| 1117 | + </documentation> | |
| 1118 | + <argument> | |
| 1119 | + <name>recipient</name> | |
| 1120 | + <type>STRING</type> | |
| 1121 | + <documentation> | |
| 1122 | + <purpose>E-mail address of a recipient.</purpose> | |
| 1123 | + </documentation> | |
| 1124 | + </argument> | |
| 1125 | + <do> | |
| 1126 | +{/metadocument} | |
| 1127 | +*/ | |
| 1128 | + Function SetRecipient($recipient) | |
| 1129 | + { | |
| 1130 | + if($this->direct_delivery) | |
| 1131 | + { | |
| 1132 | + if(GetType($at=strrpos($recipient,"@"))!="integer") | |
| 1133 | + return("it was not specified a valid direct recipient"); | |
| 1134 | + $domain=substr($recipient,$at+1); | |
| 1135 | + switch($this->state) | |
| 1136 | + { | |
| 1137 | + case "Disconnected": | |
| 1138 | + if(!$this->Connect($domain)) | |
| 1139 | + return(0); | |
| 1140 | + if(!$this->MailFrom("")) | |
| 1141 | + { | |
| 1142 | + $error=$this->error; | |
| 1143 | + $this->Disconnect(); | |
| 1144 | + $this->error=$error; | |
| 1145 | + return(0); | |
| 1146 | + } | |
| 1147 | + break; | |
| 1148 | + case "SenderSet": | |
| 1149 | + case "RecipientSet": | |
| 1150 | + if(strcmp($this->connected_domain,$domain)) | |
| 1151 | + { | |
| 1152 | + $this->error="it is not possible to deliver directly to recipients of different domains"; | |
| 1153 | + return(0); | |
| 1154 | + } | |
| 1155 | + break; | |
| 1156 | + default: | |
| 1157 | + $this->error="connection is already established and the recipient is already set"; | |
| 1158 | + return(0); | |
| 1159 | + } | |
| 1160 | + } | |
| 1161 | + else | |
| 1162 | + { | |
| 1163 | + switch($this->state) | |
| 1164 | + { | |
| 1165 | + case "SenderSet": | |
| 1166 | + case "RecipientSet": | |
| 1167 | + break; | |
| 1168 | + default: | |
| 1169 | + $this->error="connection is not in the recipient setting state"; | |
| 1170 | + return(0); | |
| 1171 | + } | |
| 1172 | + } | |
| 1173 | + $this->error=""; | |
| 1174 | + if(!$this->PutLine("RCPT TO:<$recipient>")) | |
| 1175 | + return(0); | |
| 1176 | + if(IsSet($this->esmtp_extensions["PIPELINING"])) | |
| 1177 | + { | |
| 1178 | + $this->pending_recipients++; | |
| 1179 | + if($this->pending_recipients>=$this->maximum_piped_recipients) | |
| 1180 | + { | |
| 1181 | + if(!$this->FlushRecipients()) | |
| 1182 | + return(0); | |
| 1183 | + } | |
| 1184 | + } | |
| 1185 | + else | |
| 1186 | + { | |
| 1187 | + if($this->VerifyResultLines(array("250","251"),$responses)<=0) | |
| 1188 | + return(0); | |
| 1189 | + } | |
| 1190 | + $this->state="RecipientSet"; | |
| 1191 | + return(1); | |
| 1192 | + } | |
| 1193 | +/* | |
| 1194 | +{metadocument} | |
| 1195 | + </do> | |
| 1196 | + </function> | |
| 1197 | +{/metadocument} | |
| 1198 | +*/ | |
| 1199 | + | |
| 1200 | +/* | |
| 1201 | +{metadocument} | |
| 1202 | + <function> | |
| 1203 | + <name>StartData</name> | |
| 1204 | + <type>BOOLEAN</type> | |
| 1205 | + <documentation> | |
| 1206 | + <purpose>Tell the SMTP server that the message data will start being | |
| 1207 | + sent.</purpose> | |
| 1208 | + <usage>Call this function right after you are done setting all the | |
| 1209 | + message recipients with the | |
| 1210 | + <functionlink>SetRecipient</functionlink> function.</usage> | |
| 1211 | + <returnvalue>The function returns | |
| 1212 | + <tt><booleanvalue>1</booleanvalue></tt> if the server is ready to | |
| 1213 | + start receiving the message data.</returnvalue> | |
| 1214 | + </documentation> | |
| 1215 | + <do> | |
| 1216 | +{/metadocument} | |
| 1217 | +*/ | |
| 1218 | + Function StartData() | |
| 1219 | + { | |
| 1220 | + if(strcmp($this->state,"RecipientSet")) | |
| 1221 | + { | |
| 1222 | + $this->error="connection is not in the start sending data state"; | |
| 1223 | + return(0); | |
| 1224 | + } | |
| 1225 | + $this->error=""; | |
| 1226 | + if(!$this->PutLine("DATA")) | |
| 1227 | + return(0); | |
| 1228 | + if($this->pending_recipients) | |
| 1229 | + { | |
| 1230 | + if(!$this->FlushRecipients()) | |
| 1231 | + return(0); | |
| 1232 | + } | |
| 1233 | + if($this->VerifyResultLines("354",$responses)<=0) | |
| 1234 | + return(0); | |
| 1235 | + $this->state="SendingData"; | |
| 1236 | + return(1); | |
| 1237 | + } | |
| 1238 | +/* | |
| 1239 | +{metadocument} | |
| 1240 | + </do> | |
| 1241 | + </function> | |
| 1242 | +{/metadocument} | |
| 1243 | +*/ | |
| 1244 | + | |
| 1245 | +/* | |
| 1246 | +{metadocument} | |
| 1247 | + <function> | |
| 1248 | + <name>PrepareData</name> | |
| 1249 | + <type>STRING</type> | |
| 1250 | + <documentation> | |
| 1251 | + <purpose>Prepare message data to normalize line breaks and escaping | |
| 1252 | + lines that contain single dots.</purpose> | |
| 1253 | + <usage>Call this function if the message data you want to send may | |
| 1254 | + contain line breaks that are not the | |
| 1255 | + <stringvalue> </stringvalue> sequence or it may contain | |
| 1256 | + lines that just have a single dot.</usage> | |
| 1257 | + <returnvalue>Resulting normalized messages data.</returnvalue> | |
| 1258 | + </documentation> | |
| 1259 | + <argument> | |
| 1260 | + <name>data</name> | |
| 1261 | + <type>STRING</type> | |
| 1262 | + <documentation> | |
| 1263 | + <purpose>Message data to be prepared.</purpose> | |
| 1264 | + </documentation> | |
| 1265 | + </argument> | |
| 1266 | + <do> | |
| 1267 | +{/metadocument} | |
| 1268 | +*/ | |
| 1269 | + Function PrepareData($data) | |
| 1270 | + { | |
| 1271 | + if(function_exists("preg_replace")) | |
| 1272 | + return(preg_replace(array("/\n\n|\r\r/","/(^|[^\r])\n/","/\r([^\n]|\$)/D","/(^|\n)\\./"),array("\r\n\r\n","\\1\r\n","\r\n\\1","\\1.."),$data)); | |
| 1273 | + else | |
| 1274 | + return(ereg_replace("(^|\n)\\.","\\1..",ereg_replace("\r([^\n]|\$)","\r\n\\1",ereg_replace("(^|[^\r])\n","\\1\r\n",ereg_replace("\n\n|\r\r","\r\n\r\n",$data))))); | |
| 1275 | + } | |
| 1276 | +/* | |
| 1277 | +{metadocument} | |
| 1278 | + </do> | |
| 1279 | + </function> | |
| 1280 | +{/metadocument} | |
| 1281 | +*/ | |
| 1282 | + | |
| 1283 | +/* | |
| 1284 | +{metadocument} | |
| 1285 | + <function> | |
| 1286 | + <name>SendData</name> | |
| 1287 | + <type>BOOLEAN</type> | |
| 1288 | + <documentation> | |
| 1289 | + <purpose>Send message data.</purpose> | |
| 1290 | + <usage>Call this function repeatedly for all message data blocks | |
| 1291 | + to be sent right after start sending message data with the | |
| 1292 | + <functionlink>StartData</functionlink> function.</usage> | |
| 1293 | + <returnvalue>The function returns | |
| 1294 | + <tt><booleanvalue>1</booleanvalue></tt> if the message data was | |
| 1295 | + sent to the SMTP server successfully.</returnvalue> | |
| 1296 | + </documentation> | |
| 1297 | + <argument> | |
| 1298 | + <name>data</name> | |
| 1299 | + <type>STRING</type> | |
| 1300 | + <documentation> | |
| 1301 | + <purpose>Message data to be sent.</purpose> | |
| 1302 | + </documentation> | |
| 1303 | + </argument> | |
| 1304 | + <do> | |
| 1305 | +{/metadocument} | |
| 1306 | +*/ | |
| 1307 | + Function SendData($data) | |
| 1308 | + { | |
| 1309 | + if(strcmp($this->state,"SendingData")) | |
| 1310 | + { | |
| 1311 | + $this->error="connection is not in the sending data state"; | |
| 1312 | + return(0); | |
| 1313 | + } | |
| 1314 | + $this->error=""; | |
| 1315 | + return($this->PutData($data)); | |
| 1316 | + } | |
| 1317 | +/* | |
| 1318 | +{metadocument} | |
| 1319 | + </do> | |
| 1320 | + </function> | |
| 1321 | +{/metadocument} | |
| 1322 | +*/ | |
| 1323 | + | |
| 1324 | +/* | |
| 1325 | +{metadocument} | |
| 1326 | + <function> | |
| 1327 | + <name>EndSendingData</name> | |
| 1328 | + <type>BOOLEAN</type> | |
| 1329 | + <documentation> | |
| 1330 | + <purpose>Tell the server that all the message data was sent.</purpose> | |
| 1331 | + <usage>Call this function when you are done with sending the message | |
| 1332 | + data with the <functionlink>SendData</functionlink> function.</usage> | |
| 1333 | + <returnvalue>The function returns | |
| 1334 | + <tt><booleanvalue>1</booleanvalue></tt> if the server accepted the | |
| 1335 | + message.</returnvalue> | |
| 1336 | + </documentation> | |
| 1337 | + <do> | |
| 1338 | +{/metadocument} | |
| 1339 | +*/ | |
| 1340 | + Function EndSendingData() | |
| 1341 | + { | |
| 1342 | + if(strcmp($this->state,"SendingData")) | |
| 1343 | + { | |
| 1344 | + $this->error="connection is not in the sending data state"; | |
| 1345 | + return(0); | |
| 1346 | + } | |
| 1347 | + $this->error=""; | |
| 1348 | + if(!$this->PutLine("\r\n.") | |
| 1349 | + || $this->VerifyResultLines("250",$responses)<=0) | |
| 1350 | + return(0); | |
| 1351 | + $this->state="Connected"; | |
| 1352 | + return(1); | |
| 1353 | + } | |
| 1354 | +/* | |
| 1355 | +{metadocument} | |
| 1356 | + </do> | |
| 1357 | + </function> | |
| 1358 | +{/metadocument} | |
| 1359 | +*/ | |
| 1360 | + | |
| 1361 | +/* | |
| 1362 | +{metadocument} | |
| 1363 | + <function> | |
| 1364 | + <name>ResetConnection</name> | |
| 1365 | + <type>BOOLEAN</type> | |
| 1366 | + <documentation> | |
| 1367 | + <purpose>Reset an already established SMTP connection to the initial | |
| 1368 | + state.</purpose> | |
| 1369 | + <usage>Call this function when there was an error sending a message | |
| 1370 | + and you need to skip to sending another message without | |
| 1371 | + disconnecting.</usage> | |
| 1372 | + <returnvalue>The function returns | |
| 1373 | + <tt><booleanvalue>1</booleanvalue></tt> if the connection was | |
| 1374 | + resetted successfully.</returnvalue> | |
| 1375 | + </documentation> | |
| 1376 | + <do> | |
| 1377 | +{/metadocument} | |
| 1378 | +*/ | |
| 1379 | + Function ResetConnection() | |
| 1380 | + { | |
| 1381 | + switch($this->state) | |
| 1382 | + { | |
| 1383 | + case "Connected": | |
| 1384 | + return(1); | |
| 1385 | + case "SendingData": | |
| 1386 | + $this->error="can not reset the connection while sending data"; | |
| 1387 | + return(0); | |
| 1388 | + case "Disconnected": | |
| 1389 | + $this->error="can not reset the connection before it is established"; | |
| 1390 | + return(0); | |
| 1391 | + } | |
| 1392 | + $this->error=""; | |
| 1393 | + if(!$this->PutLine("RSET") | |
| 1394 | + || $this->VerifyResultLines("250",$responses)<=0) | |
| 1395 | + return(0); | |
| 1396 | + $this->state="Connected"; | |
| 1397 | + return(1); | |
| 1398 | + } | |
| 1399 | +/* | |
| 1400 | +{metadocument} | |
| 1401 | + </do> | |
| 1402 | + </function> | |
| 1403 | +{/metadocument} | |
| 1404 | +*/ | |
| 1405 | + | |
| 1406 | +/* | |
| 1407 | +{metadocument} | |
| 1408 | + <function> | |
| 1409 | + <name>Disconnect</name> | |
| 1410 | + <type>BOOLEAN</type> | |
| 1411 | + <documentation> | |
| 1412 | + <purpose>Terminate a previously opened connection.</purpose> | |
| 1413 | + <usage>Call this function after you are done sending your | |
| 1414 | + messages.</usage> | |
| 1415 | + <returnvalue>The function returns | |
| 1416 | + <tt><booleanvalue>1</booleanvalue></tt> if the connection was | |
| 1417 | + successfully closed.</returnvalue> | |
| 1418 | + </documentation> | |
| 1419 | + <argument> | |
| 1420 | + <name>quit</name> | |
| 1421 | + <type>BOOLEAN</type> | |
| 1422 | + <defaultvalue>1</defaultvalue> | |
| 1423 | + <documentation> | |
| 1424 | + <purpose>Boolean option that tells whether the class should | |
| 1425 | + perform the final connection quit handshake, or just close the | |
| 1426 | + connection without waiting.</purpose> | |
| 1427 | + </documentation> | |
| 1428 | + </argument> | |
| 1429 | + <do> | |
| 1430 | +{/metadocument} | |
| 1431 | +*/ | |
| 1432 | + Function Disconnect($quit=1) | |
| 1433 | + { | |
| 1434 | + if(!strcmp($this->state,"Disconnected")) | |
| 1435 | + { | |
| 1436 | + $this->error="it was not previously established a SMTP connection"; | |
| 1437 | + return(0); | |
| 1438 | + } | |
| 1439 | + $this->error=""; | |
| 1440 | + if(!strcmp($this->state,"Connected") | |
| 1441 | + && $quit | |
| 1442 | + && (!$this->PutLine("QUIT") | |
| 1443 | + || ($this->VerifyResultLines("221",$responses)<=0 | |
| 1444 | + && !$this->disconnected_error))) | |
| 1445 | + return(0); | |
| 1446 | + if($this->disconnected_error) | |
| 1447 | + $this->disconnected_error=0; | |
| 1448 | + else | |
| 1449 | + fclose($this->connection); | |
| 1450 | + $this->connection=0; | |
| 1451 | + $this->state="Disconnected"; | |
| 1452 | + if($this->debug) | |
| 1453 | + $this->OutputDebug("Disconnected."); | |
| 1454 | + return(1); | |
| 1455 | + } | |
| 1456 | +/* | |
| 1457 | +{metadocument} | |
| 1458 | + </do> | |
| 1459 | + </function> | |
| 1460 | +{/metadocument} | |
| 1461 | +*/ | |
| 1462 | + | |
| 1463 | +/* | |
| 1464 | +{metadocument} | |
| 1465 | + <function> | |
| 1466 | + <name>SendMessage</name> | |
| 1467 | + <type>BOOLEAN</type> | |
| 1468 | + <documentation> | |
| 1469 | + <purpose>Send a message in a single call.</purpose> | |
| 1470 | + <usage>Call this function if you want to send a single messages to a | |
| 1471 | + small number of recipients in a single call.</usage> | |
| 1472 | + <returnvalue>The function returns | |
| 1473 | + <tt><booleanvalue>1</booleanvalue></tt> if the message was sent | |
| 1474 | + successfully.</returnvalue> | |
| 1475 | + </documentation> | |
| 1476 | + <argument> | |
| 1477 | + <name>sender</name> | |
| 1478 | + <type>STRING</type> | |
| 1479 | + <documentation> | |
| 1480 | + <purpose>E-mail address of the sender.</purpose> | |
| 1481 | + </documentation> | |
| 1482 | + </argument> | |
| 1483 | + <argument> | |
| 1484 | + <name>recipients</name> | |
| 1485 | + <type>STRING</type> | |
| 1486 | + <documentation> | |
| 1487 | + <purpose>Array with a list of the e-mail addresses of the | |
| 1488 | + recipients of the message.</purpose> | |
| 1489 | + </documentation> | |
| 1490 | + </argument> | |
| 1491 | + <argument> | |
| 1492 | + <name>headers</name> | |
| 1493 | + <type>ARRAY</type> | |
| 1494 | + <documentation> | |
| 1495 | + <purpose>Array with a list of the header lines of the message.</purpose> | |
| 1496 | + </documentation> | |
| 1497 | + </argument> | |
| 1498 | + <argument> | |
| 1499 | + <name>body</name> | |
| 1500 | + <type>STRING</type> | |
| 1501 | + <documentation> | |
| 1502 | + <purpose>Body data of the message.</purpose> | |
| 1503 | + </documentation> | |
| 1504 | + </argument> | |
| 1505 | + <do> | |
| 1506 | +{/metadocument} | |
| 1507 | +*/ | |
| 1508 | + Function SendMessage($sender,$recipients,$headers,$body) | |
| 1509 | + { | |
| 1510 | + if(($success=$this->Connect())) | |
| 1511 | + { | |
| 1512 | + if(($success=$this->MailFrom($sender))) | |
| 1513 | + { | |
| 1514 | + for($recipient=0;$recipient<count($recipients);$recipient++) | |
| 1515 | + { | |
| 1516 | + if(!($success=$this->SetRecipient($recipients[$recipient]))) | |
| 1517 | + break; | |
| 1518 | + } | |
| 1519 | + if($success | |
| 1520 | + && ($success=$this->StartData())) | |
| 1521 | + { | |
| 1522 | + for($header_data="",$header=0;$header<count($headers);$header++) | |
| 1523 | + $header_data.=$headers[$header]."\r\n"; | |
| 1524 | + $success=($this->SendData($header_data."\r\n") | |
| 1525 | + && $this->SendData($this->PrepareData($body)) | |
| 1526 | + && $this->EndSendingData()); | |
| 1527 | + } | |
| 1528 | + } | |
| 1529 | + $error=$this->error; | |
| 1530 | + $disconnect_success=$this->Disconnect($success); | |
| 1531 | + if($success) | |
| 1532 | + $success=$disconnect_success; | |
| 1533 | + else | |
| 1534 | + $this->error=$error; | |
| 1535 | + } | |
| 1536 | + return($success); | |
| 1537 | + } | |
| 1538 | +/* | |
| 1539 | +{metadocument} | |
| 1540 | + </do> | |
| 1541 | + </function> | |
| 1542 | +{/metadocument} | |
| 1543 | +*/ | |
| 1544 | + | |
| 1545 | +}; | |
| 1546 | + | |
| 1547 | +/* | |
| 1548 | + | |
| 1549 | +{metadocument} | |
| 1550 | +</class> | |
| 1551 | +{/metadocument} | |
| 1552 | + | |
| 1553 | +*/ | |
| 1554 | + | |
| 1555 | +?> | |
